Re: 3M Film for Headlights

["Eric Renneisen" <renneie@hlthsrc.com>]

Mark Pollan <Mark.Pollan@mci.com> wrote:

> In the interest of protecting the Euro headlights I want to 
> get some of the 3M film for them.  Griot's has both 20 and 40 
> mil.  I recall (I think) some concern about heat buildup using 
> the heavier film.

I'm not sure which thickness I used, but I cracked both lenses 
on my 80W H4s one cold day when I used my headlight washers while 
stopped at an intersection. 
Heat from bulb + no cooling airflow = hot lens 
hot lens + cold water = bad

Eric Renneisen
'90 CQ 20V  -  my 'racing-iron'  ;^)
Chattanooga, TN